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GWS Pro Tip: Black tie wedding attire is about as formal as it gets, so its important to avoid anything that feels remotely casual

For a wedding guest, that combination of comfort, flattery, and easy elegance is hard to beat

Advertisement - Continue Reading Below 17 Mischa Barton, December 2003 Getty Images The open slit and one shoulder cut on Mischa Barton's Billboard Music Awards dress gives the look a modern spin

Socks For a clean, professional look, black socks are the safest choice

"Some people assume that the color is warm, so they subtract some orange from the dress and see blue and black, but some people assume the light is cool colored, more blue sky, so they subtract the blue color." There isn't enough evidence to tell us why exactly some brains are more likely to make one assumption over the other, though Conway has theorized it could be linked to how much waking time you spend under light, like the blue sky versus incandescent illumination